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Tsurasaki Kō East Breakwater Lighthouse

Fl Green 6s🇯🇵Oita, JPOperational

Location & Light Range

About Tsurasaki Kō East Breakwater Lighthouse

Also known as: Misa

A 8.5-meter tall cylindrical concrete tower with a flared top marks the eastern breakwater of Tsurasaki (Misa) Port. Attached to the tower is a 1-story concrete equipment room. Its light, a green flash every 6 seconds, has a geographic range of 11.3 nautical miles. This lighthouse is situated 1.1 km from the nearest port of Oita. It serves as an active navigational aid, guiding vessels into the harbor.

Why it matters: The lighthouse's green flashing light clearly delineates the eastern breakwater, essential for safe navigation into Tsurasaki (Misa) Port and supporting local fishing and commercial shipping.

Light & Optic

Characteristic Signature
Fl Green 6s
Flash Type
Flashing
Light Color
Green
Interval
6s
Raw Code
Fl G 6s
Focal Height
13m
Geographic Range
11.3NM

Location

City
Oita
Country
🇯🇵Japan
Region
Oita Prefecture
Sea Region
Located on the east breakwater of Tsurasaki (Misa) Port in Japan.
Latitude
33.2779°
Longitude
131.6639°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
8.5m
Tower Shape
cylindrical
Tower Color
white
Material
concrete

Structure: round concrete tower with a flared top, attached to a small 1-story concrete equipment room

References & Identifiers

Nearest Port
Oita(1.1 km)
Admiralty No.
M4947.4
NGA No.
9348
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Frequently Asked Questions

How do mariners identify Tsurasaki Kō East Breakwater Lighthouse at night?+
Tsurasaki Kō East Breakwater displays the characteristic Fl Green 6s. Each lighthouse has a unique flash pattern published in the List of Lights, allowing mariners to positively identify it and distinguish it from other navigation aids in the area. The green color may indicate a specific sector or warning zone.
Which ports and harbors does Tsurasaki Kō East Breakwater Lighthouse guide vessels into?+
Tsurasaki Kō East Breakwater Lighthouse assists vessels approaching 5 nearby ports. The closest is Oita at 1.7 NM to the S. Other ports served include Beppushinko (7.7 NM WNW), Beppu, Oita (7.7 NM WNW), Hiji (7.7 NM WNW), Morie (8.1 NM N). Mariners should consult the relevant chart for full approach and pilotage information.
Is Tsurasaki Kō East Breakwater Lighthouse still active and maintained?+
Yes, Tsurasaki Kō East Breakwater Lighthouse is currently operational. It is actively maintained and continues to emit its characteristic light signal for marine navigation. Most modern lighthouses are automated and monitored remotely by the national maritime authority.
What shipping routes pass near Tsurasaki Kō East Breakwater Lighthouse?+
Tsurasaki Kō East Breakwater Lighthouse is located within the Japan / Korea shipping lane — a busy shipping corridor linking the major ports of Japan and South Korea. This makes it an important navigation reference for commercial shipping traffic in the region.
How can I track vessels near Tsurasaki Kō East Breakwater Lighthouse?+
You can track vessels near Tsurasaki Kō East Breakwater Lighthouse in real time using MarineRadar. The platform shows live AIS positions of ships in the area, including vessel name, type, flag, speed, and course. Use the "Track Vessels Nearby" button on this page to open the live map centered on this lighthouse.